Subject:- 3300007(Engineering Drawing) UNIT NO. 1,2,3 & 4 ...

CHEMICAL ENGINEERING DEPT. SEMESTER # 2

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Subject:- 3300007(Engineering Drawing)

UNIT NO. 1,2,3 & 4 - DRAWING FUNDAMENTALS

1. Draw lines at different angles (0◦, 30◦, 45◦, 60◦, 75◦, 90◦) using Set Square only in the

dimensions 150 x 100 mm space.

2. Show two different methods of dimensioning on the given object.

3. Draw twelve equal parts of circle.

4. Using two different methods draw the inscribe pentagon in the circle of 50mm

diameter.

5. Draw circumscribed hexagon in the circle of 50mm diameter.

6. Draw various polygons using universal circle method for the side of 40mm.

7. Show the different types of line in tabular form with their applications.

8. Write alphabets in the dimensions given below:

CAPITAL LETTERS:

Height 12mm, width 8mm, gap between two characters 2mm, angle 75◦

small letters:


Digits (0 to 9):


9. Draw the title block with suitable notations & dimensions.

10. Draw a straight line 80 mm long and divide it into 9 equal divisions.


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IMPORTANT QUESTIONS

1. Prepare a table showing drawing equipments, instruments, and materials in one column

and its uses in other column.

2. List the modern method of storing and reproduction of drawing. Describe any one.

3. List the equipments, instruments, and materials used for tracing.

4. Draw straight line 69mm long and divide it into 7 equal divisions.

5. Construct a regular pentagon of 35mm side by special method.

6. With the help of 30 -60 set square and a foot rule, construct a regular hexagon of sides

30mm long.

7. Construct a regular pentagon with the distance from its centre to one of it’s corner is

45mm.

8. Inscribe a circle in an equilateral triangle having sides 50mm.

9. Circumscribe a triangle in a circle having diameter 30mm.

10. Draw square in 60mm diameter circle and find its side length.

11. Construct a regular hexagon having distances across flats 80 mm using T-square and Set

Square only.

12. Show how A2 size of paper is folded.

13. Explain following method of dimensioning shortly with illustration:

A. Chain dimensioning

B. Parallel dimensioning

C. Combined dimensioning

14. Draw isometric scale for 60mm length.

15. Draw a regular hexagon of 60mm side and inscribe six circles in it so that each circle

touches another two circles and one side of the hexagon.


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UNIT NO. 5 - ENGINEERING CURVES

1. The major axis and minor axis of an ellipse measure 120mm and 80mm respectively. Draw the ellipse using oblong method.

2. The distance between directrix and focus of a curve is 63mm and eccentricity is given as ¾. Draw the curve and name the curve.

3. A ball is thrown in the sky achieves maximum height of 5m and reaches the ground back at a distance of 11meters from the place it was thrown. Draw the locus of the ball and name the curve.

4. A thread is unbound from the drum having 40mm diameter. Draw the locus of the free end of the thread for unwinding through an angle of 360◦ i.e. one revolution. Name the curve.

5. Draw an Archimedean spiral for one complete convolution, taking smallest and greatest radii being 12mm 84mm respectively.

6. Draw an ellipse having major and minor axes 100mm and 60mm respectively. Use arc of circle method.

7. Two asymptots ‘OX’ and ‘OY’ are at 80˚ angle. Point ‘P’ is 40mm from ‘OX’ and 50 mm from ‘OY’. Draw hyperbola passing through point ‘P’. Take at least 10 points trace the curve.

8. Draw an involute of a circle having diameter 60mm for a string length 150mm.

9. Draw a conic curve when the distance of the focus from the vertex is 45mm and the eccentricity e=3/2. Name the curve.

10. Draw Archimedean spiral for 420˚. The smallest and greatest radiuses are 10 mm and 80mm respectively.

11. A circle of 40mm diameter rolls along a straight path, without slipping. Draw the curve traced by point ’P’ on the circumference for one revolution of the circle. Name the curve.

12. Distance between directrix and focus is 100mm. draw the curve having e=1, passing through the vertex and name it.

13. Major axis of an ellipse measures 100mm & distance between foci is 80mm. Draw half the ellipse by oblong method& remaining half by concentric circle method.


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14. Draw a parallelogram parabola with base(ab)120mm &height(ad) 80mm at an angle of 750 with horizontal axis.(angle dab=750).

15. Draw a hypocycloid for directing circle with 75mm radius and generating circle with 50mm diameter.

16. Draw an involute for regular pentagonal disk having 20mm side.

17. Draw an Archimedean spiral for 450. Small radius & large radius being 10mm and 80mm respectively.

18. Draw a 600 oblique hyperbola passing through the point P (30, 40).


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UNIT NO.6 - PROJECTIONS OF POINTS AND LINES

1. Draw the projection of following points by keeping 20 mm distance between projectors.

(a) A point P is 10 mm above HP and 20 mm behind VP.

(b) A point Q is 25 mm below HP and 10 mm behind VP.

(c) A point R is 15 mm above HP and 20 mm in front of the VP.

(d) A Point S is 20 mm below HP and 15 mm in front of the VP.

(e) A point T is 12 mm above HP and in the VP.

(f) A point U is in the HP and 25 mm behind VP.

(g) A point V is in the HP and VP.

2. A line MN 90mm long is inclined at 30º to the H.P. The plan of line MN makes angles of 45º with XY line. Draw the projections of the line and find out its inclination with V.P. The end M of the line is 15mm above H.P. and 10 mm in front of V.P.

3. The plan and elevation of a line PQ 100 mm long, measures 80mm and 70mm respectively. The end P is 10mm above H.P. and 15mm in front of V.P. Draw the projections of a line PQ and determine its inclinations with H.P. and V.P.

4. A line AB 100mm long has its end A in the HP and 10 mm in front of VP. The end B is 50mm above HP and 40mm in front of VP. Draw the projections and measure true and apparent inclinations.

5. A line MN is 100mm long and making an angle 40º with HP has its end “M” in the HP and 12mm in front of VP. The distance between end projectors is 36mm. Draw the projection of line MN and determine its inclinations with HP and VP. Assume end point “N” in the first quadrant.

6. A line MN 100mm long has its front view inclined at 45◦ to xy, and measures 60 mm. The end M is in the VP and 25mm above HP. Draw the projections of the line.

7. A line AB 80mm long is inclined at 30◦ to HP and 45◦ to VP. Its end ‘A’ is 20mm above HP and 20mm in front of VP. Draw its projections.

8. A line PQ is 100mm long and making an angle 40◦ with HP has its end P in the HP and 12mm in front of VP. The distance between end projectors is 36mm. Draw the projections of line PQ and determine its inclinations with HP and VP. Assume end point Q the first quadrant.


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9. A line CD 75 mm long has its end A 10mm above HP and 15mm in front of VP. Its top view and front view measures 60mm and 40mm respectively. Draw the projections of the line and determine its inclinations with the HP and VP.

10. A line PQ is 80 mm long, having its end P 22 mm above H.P. and 33 mm in front of V.P. The end Q is 42 mm above H.P. and 70 mm in front of V.P.. Draw all the projections and mention the missing data.

11. The distance between end projectors of line CD is 60 mm. The end C is in the H.P. and 50 mm in front of V.P. The end D is in the V.P. and 70 mm above H.P. Draw all the projections.

12. Line AB is 100 mm long and inclined at 30o to the H.P. and 45 o to V.P. End A is 15 mm above H.P. and 20 mm in front of V.P. Draw all the Projections.

13. The plan length of line AB measures 80 mm. The end A is 15 mm above H.P. and 20 mm in front of V.P. The end B is 40 mm above H.P. and 60 mm in front of V.P. Draw all projections. Find true length.

14. A line MN, 80 mm long is inclined at 30 o to H.P. End M is in the V.P. and 20 mm above H.P. Its elevation measures 60 mm. Draw all the projections.

15. A line PQ is 90 mm long, has its end P 10 mm above H.P. and 15 mm in front of V.P. and other end Q is 60 mm H.P. and 55 mm in front of V.P. Find the inclination of line with respective planes and also draw its projections.

16. The projections of the ends of the line AB are 40 mm a part. Front view and the top view of the line are 56 mm and 70 mm respectively. End A is 25 mm above H.P. and 15 mm in front of V.P. Draw the projection of the line and determine the true length.

17. The top view of a line PQ is 75 mm and its front view is 70 mm. The point P is in the H.P.

and V.P. Find the true length of a line when top view makes an angle of 30° with the V.P.

18. The distance between the end projections of line AB is 65 mm. The line measures 85 mm. The end A is 20 mm above H.P. and 15 mm in front of V.P. Draw its projections when it is parallel to V.P. determine its inclination with H.P.

19. A line AB 100 mm long is inclined at 30° to V.P. The end A is in the H.P. and 20 mm in front of V.P. Its elevation makes an angle 45° with XY. Draw the projections of a line and measure the inclination of the line with H.P.

20. A line AB 100 mm long. has its end A in the horizontal plane and 10 mm in front of V.P. The end B is 50 mm above H.P. and 40 mm in front of V.P. Draw the projections and measure true end apparent inclination. (O,,,)


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UNIT NO. 6 - PROJECTIONS OF PLANES

1. The three sides of a triangular plane measures 60, 40,60mm. The short side of the triangle plane is in the HP and makes an angle 60◦ with the VP. Draw the projections if the plane is inclined at 45◦ to the HP.

2. A square plane of side 50mm is resting on one of its corner in the HP in such a way that the plane makes an angle of 45◦ with the HP and top view of the diagonal connecting the corner on which it rest, makes an angle of 30◦ with the VP.

3. Draw the projections of circular plane having diameter 60 mm with one of the diameters ‘AB’ makes an angle of 30◦ with the HP and 60◦ with the VP.

4. A hexagonal plane side 25mm is resting on one of its sides in the HP in such a way that the side on which it rests makes an angle of 30◦ with the VP. The plane makes an angle of 45◦ with the HP. Draw the projections.

5. A square PQRS of 40mm side has its corner ‘P’ in the HP. Its diagonal PR inclined at 30˚ to the HP and diagonal QS inclined at 45˚ to the VP and parallel to HP. Draw its projections.

6. Draw the projections of regular hexagon of 30mm side having one of its side in the HP and inclined at 45˚ to the VP and its surface makes an angle of 30˚ with the HP.

7. Draw a projection of regular pentagonal plate of 20mm sides has one of its corners in the HP and the side opposite to that corner is inclined at 30˚ to the VP. The plate is inclined at 45˚ to the HP.

8. A circle of 50mm diameter has its one diameter AB inclined at 60˚ to the HP and other diameter CD which is perpendicular to AB, is at an angle 45˚ to VP. Draw its projection.

9. A rectangular plate of 40 * 60 mm side on the H.P. and 10 inclined at 600 of the V.P. Draw the projection of the plate if it is inclined at 450 to the H.P.

10. A cone diameter of base 50 mm & axis 70 mm long has One of its generator in the H.P. & making an angle of 600 V.P.. Draw its projection.

11. A cone base 50 mm diameter & axis 70 mm long in resting on its base on the H.P. A cutting plate parsing through its apex & cutting the base of the cone at 10 mm distance from its axis, cuts the cone Draw its F.V, Sectional top view & true shape of the section.

12. A rectangular plate of 40:60 mm sides has shorter sides on the H.P. & inclined at 600 to the V.P. Draw the projection of the plate if it is inclined at 45 to H.P.


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13. A Square prism side of base 30 mm & axis 50 mm long is resting on H.P. write axis inclined at k300 to H.P. and a side of the base on which it is resting is inclined at 450 to V.P. Draw its projection.

14. A cone base diameter 50 mm & axis 70 mm is resting vertically on H.P. It is cut by a section plane inclined at 450 to H.P. & perpendicular to V.P. parsing through the midpoint of the axis. Draw Elevation, Sectional Plan & True shape of the section.

15. Draw the projections of a cone base dia.60 mm & axis 80 mm When it is resting on H.P. on a point on its base write in such a way that one of its generator is perpendicular to the H.P. & the plan of its axis makes an angle of 450 with V.P..

16. A Square plate ABCD of 50 mm side has its corner ‘A’ on the H.P. & diagonal AC’ inclined at 450 to V.O & parallel to H.P. Draw its projections.

17. The hexagonal plane of 25 mm side is resting on H.P. on One of its side which is inclined at 300 to V.P. & the plane is inclined at 450 to H.P. Draw the projections of the plane.

18. A Square of 50 mm side is resting on H.P. on one of its Corner. The plane is inclined at 450 to H.P. & plan of the diagram passing to the corner on which it is resting inclined at 300 to V.P. Draw the projections of the plane.

19. A pentagonal prism is resting on H.P. on one of its rectangular face with its axis inclined at 300 to V.P. The side of the base of prism is 25 mm & length of axis 60 mm.

20. A Square pyramid of 40 sides of the base & 60 mm height is resting on H.P. on its base with all sides of base equally inclined with V.P. A Cutting plane inclined at 450 to H.P. perpendicular to V.P. bisects the axis of the pyramid. Draw elevation sectional plan & true shape of the section.


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UNIT NO. 7 - ORTHOGRAPHIC PROJECTIONS

PROBLEM-X: A pictorial view of an object is given. Draw following view according to FIRST angle

projection method. Take appropriate scale. Give necessary dimensions using aligned system. Show the symbol of projection.

a) Front view looking from direction “X”

b) Top view

c) L.H.S.V. or R.H.S.V.

PROBLEM-Y:

A pictorial view of an object is given. Draw following view according to THIRD angle

projection method. Take appropriate scale. Give necessary dimensions using

unidirectional system. Show the symbol of projection.

a) Front view looking from direction “X”

b) Top view

c) L.H.S.V. or R.H.S.V.

SR. NO.

PROBLEM-X

PROBLEM-Y

A 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30


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UNIT NO. 8 - ISOMETRIC DRAWING AND PROJECTIONS

PROBLEM-X: Figure shows two views of an object. Draw an isometric drawing.

PROBLEM-Y: Figure shows two views of an object. Draw an isometric projection.

SR. NO.

PROBLEM-X

PROBLEM-Y

A 1,3,5,7,9,11,13 2,4,6,8,10,12


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Assignment No:-01 Subject: EC & HM (3300003) __________________________________________________________________

(1) Define:

a. Environment b. Environment science c. Environmental engineering

(2) Define the parts of environment and its examples. (3) Describe the component of environment.

OR Explain:

a. Hydrosphere b. Biosphere c. Lithosphere d. Atmosphere

(4) Explain the structure of atmosphere with chart & table. OR

Give short note on: a. Troposphere b. Stratosphere c. Mesosphere d. Thermosphere

(5) Why environmental education is necessary? (6) List the major problems of environmental degradation in India. (7) Enlist different slogans for environment protection. (8) Write a short note on Public awareness and its necessity.


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ECOLOGICAL ASPECTS OF ENVIRONMENT

1) What is Ecology? 2) What is Ecosystem? Describe its component in detail. 3) Discuss factors responsible for change in ecosystem 4) Draw and discuss Eltonian pyramid. Explain defects of Eltonian pyramid. 5) Explain bio-diversity with its necessity. 6) Explain bio-diversity index. Write down equation of bio-diversity index. 7) Compare complete and in complete ecosystem. 8) Explain ecosystem model with neat sketch. 9) Explain with neat sketch:

A. Food chain B. Nitrogen cycle C. Sulfur cycle D. Water cycle E. Carbon cycle F. Phosphorous

.


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ENVIRONMENTAL POLLUTION

1. Give the Definition of: Pollution

Pollutant 2. Explain in detail:

water treatment plant waste water treatment plant

3. Write short note on Sources of Air Pollution. 4. Enlist ill Effects of :

Water pollution Air pollution

Noise pollution Land/soil pollution Radioactive pollution

5. Write short notes on: Water pollution Air pollution

Noise pollution Land/soil pollution Radioactive pollution


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INDUSTRIAL REVOLUTION AND GLOBAL ENVIRONMENTAL PROBLEMS

1) Enlist various industrial revolution and explain in detail.

2) List out various problems of global environment.

3) Write short note:

(A) Green house effect

(B) Ozone layer depletion

(C) Acid rain

4) Enlist environmental human predicaments.


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Engineering Physics(3300004)

Unit 1 – SI Units & Measurements Assignment

1) What are physical quantities? 2) What are fundamental quantities? What are fundamental units? State the S.I. units of seven basic fundamental quantities & define its unit. 3) State the essential characteristics of a good unit. 4) What is S.I. system of units? Explain its need.

5) What are derived quantities and derived units? State with two examples and their corresponding S.I. and C.G.S. units.

6) What are the rules for writing the S.I. units of physical quantities? 7) What is Least Count? Explain the least count of vernier calipers & Micrometer Screw. 8) Draw the neat sketch of Vernier Calipers & Explain it. 9) Draw the neat sketch of Micrometer Screw Gauge & explain it. 10) Define the general errors & instrumental error. Note: Submit the assignment to subject teacher after a week.

Assignment of Unit – II Force & Motion

1. Explain the basic force of nature. 2. Define force. State Newton’s First laws of motion. 3. Define momentum. State Newton’s Second laws of motion. 4. State Newton’s Third laws of motion. 5. What is inertia? Explain the different types of inertia with examples. 6. State and prove law of conservation of linear momentum. 7. Define impulse of a force. 8. Explain the principle of impulsive force & momentum.


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Subject: Organic Chemistry: 3320501

Assignment No: 1/A

Topic: I.U.P.A.C. Nomenclature (Basic Concept of Organic Chemistry)

Q.1 Give I.U.P.A.C. names of the structure asked in last five semester end term exam papers. (Papers are available in institutional library).

Q.2 Give the structural formula of following compounds

35. Ethanol 36. Ethanoic acid 37. Methyl ethanoate 38. Propanone 39. Ethene 40. Ethyne 41. Ethanal 42. Ethane diol 43. Ethane dioic acid 44. Ethane dial 45. Ethyl amine 46. Ethyl amide 47. Ethyl Methyl ether 48. Methoxy Methane 49. Methanal 50. Methanol 51. Methanioc acid 52. Dibromo methane 53. Methan nitril 54. Methyl Chloride 55. Methyl Iodide 56. Methyl Cyanide 57. Methyl Bromide 58. Methyl isocyanide 59. Trichloro Methane 60. Nitro methane 61. Cyclo Propane 62. Cyclo Butane 63. Cyclo Pentane 64. Cyclo hexane 65. Cyclo heptane 66. Cyclo Octane 67. Cyclo butadiene 68. Cyclo hexatriene

1. 2-Propanol 2. 2-Propanone 3. 2-amino propane 4. 2,2-di hydroxy propane 5. 1,2,3-tri hydroxy propane 6. 1,2,3-propane triol 7. 1,2,3-propane trial 8. 1,2,3-propane trioic acid 9. 2 Cyano hexanamide 10. Cyclo hexadiene 11. 3 Methyl 1 Pentanal 12. 3 Pentene 2-One 13. 3 Hexene 1,5-Di yne 14. 3 Methyl Propane 2 ol 15. 2,2,4-Tri methyl pentane 16. 2-Propene 1-ol 17. 2-butanone 18. 4-acetyl 8-amino octanoic

acid 19. 2,3-Di iodo oct 4-ene 20. 1,3-butadiene 21. Propanamide 22. Cyclo hexaene 23. 2,4-di methyl 2-pentanol 24. 3-pentanone 25. Trimethyl amine 26. 5- Chloro pentanoic acid 27. 2-Iodo propane 28. 2,2,3 tri methyl 1 hexanol 29. 4- Pentyne – 1 –ol 30. 2-chloro 3- methyl butane 31. Ethoxy ethane 32. 2-Chloro 3-methyl butane 33. 2-hydroxy 3 chloro butane 34. 2-Butene 3-Ol


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Assignment No: 1/B

Topic: Isomerism (Basic Concept of Organic Chemistry)

Q.1 What is Isomerism? Give the classification of Isomerism and explain each class.

Q.2 Give an account of isomerism exhibited by Tartaric acid.

Q.3 Give the definition of following compound.

- Position Isomerism

- Chain Isomerism

- Mesmerism Isomerism

- Functional Isomerism

Q.4 Explain Stereo isomerism and Geometrical isomerism with suitable examples.

Q.5 Explain what types of isomerism exists in the following compounds.

1. CH3.CH = CH.COOH

2. CH3.CH (Br).COOH

3. CH3.CH (OH).COOH

4. HOOC.CH = CH.COOH

5. CH3.CH (Cl). OH

6. OHC.CH = CH.CHO

7. CH3.CH (Br).CHO


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Assignment No: 3

Topic: Purification of organic compounds

Q. Explain in details with the principles of following chemical Operations

a) Crystallization b) Sublimation c) Distillation d) Simple distillation e) Fractional distillation f) Distillation under reduced pressure g) Steam Distillation

Q. How will you test the purity of organic compounds?

a) Explain “Thieles” method used to determine melting point of

Organic solid.

b) Explain “Semi micro” method used to determine boiling point of

Organic liquid.

Assignment No: 4

Topic: Detection of elements

Q.1 Explain lassaigne’s test used to detect the presence of nitrogen

Element in Organic compounds.

Q.2 How will you detect the presence of carbon & hydrogen?

Q.3 Explain lassaigne’s test used to detect the presence of Cl, Br, I & S


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elements in Organic compounds.

Q.4 How will you detect the presence of Phosphorus?

.Assignment No: 5

Topic: Estimation of organic compounds

Q.1 Explain the method use to estimate carbon and hydrogen in the

organic compounds.

Q.2 Explain Duma’s method use to estimate Nitrogen in organic compounds.

Q.3 Explain Kjeldahl’s method use to estimate Nitrogen in organic compounds.

Q.4 Explain Carius method use to estimate Halogen in organic compounds.

Q.5 Explain Carius method use to estimate Sulphur in organic compounds.

Q.6 Explain the method use to estimate Phosphorus in organic compounds.

Q.7 0.1952g of an organic compound when analysed by the Duma’s method yield 32.1ml of moist nitrogen measured at 140C and 758mm mercury pressure. Determine the percentage of nitrogen in the substance. (Aqueous tension at 140C = 12mm)


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Assignment No: 6

Topic: Problems based on Estimation of organic compounds

Q.1 0. 2gm of organic substance when heated with excess of strong nitric

acid and silver nitrate gave 0.3733 gm of silver Iodide, finds the

percentage of Iodine in the compound.

Q.2 0.21 gms of organic substance when analysed by the Duma’s method yield 33.9 ml of moist nitrogen measured at 140C and 758 mm mercury pressure. Determine the percentage of nitrogen in the substance. ( Aqueous tension at 140C = 12mm).

Q.3 0. 3 gms of organic substance when heated with excess of

strong nitric acid and silver nitrate gave 0.2724 gm of silver

Chloride, finds the percentage of Iodine in the compound.

Q.4 In estimation of nitrogen of Nitrogen present in an organic compound by Duma’s method, 0.424 gm. Substance yielded 42.7ml of nitrogen at 150c temp. And 760mm pressure. Calculate the % of N.

Q.5 0.21g of organic substance gave on combustion 0.4773g of carbon dioxide and 0.20g of water. Calculate the percentage of carbon and hydrogen in it.

Q.6 0.35gm.of an organic substance in quantitative analysis yielded 0.2435gm. of Barium sulphate. Calculate the % of sulphur.

Q.7 0.25g of organic substance gave on combustion 0.5g of carbon dioxide and 0.20g of water. Calculate the percentage of carbon and hydrogen in it.

Q.8 0.4g of an organic compound was kjeldahlised and ammonia evolved was absorbed in to 50ml of semi-normal solution of sulphuric acid. The residual acid


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solution was diluted with distilled water and the volume was made up to 150ml. 20ml of this diluted solution required 34ml of N/20 NaOH solution for complete neutralization. Calculate the percentage of nitrogen in the compound.

Q.9 0.25g of organic substance was heated with conc. sulphuric acid and then distilled with strong excess of alkali. The ammonia gas evolved was absorbed in 50ml of N/10 HCl solution which required 22.3ml of N/10 NaOH for complete neutralization. Calculate the percentage of nitrogen in the compound.

Assignment No: 7

Topic: Aliphatic Compounds.

Q.1 What is the different between aromatic and aliphatic Compounds?

Q.2 Give preparation, Properties and industrial application of following compounds.

Methanol Ethanol Acetaldehyde Acetone Acetic acid Oxalic acid Methyl acetate Ethyl acetate Diethyl ether Methyl amine Ethyl amine

Q.3 Give the conversion.


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Acetylene to Acetic acid Acetylene to benzene Ethanol to acetic acid Ethanol to Acetaldehyde Ethanol to acetic acid Propanol to acetone Acetic acid to ethyl acetate Ethanol to ethyl amine

Q.4 Explain following.

Beta elimination reaction. Hofman’s reaction. Oxidation of alcohol.

Assignment No: 8

Topic: Aromatic Compounds

Q.1 Give the Classification of Organic compound.

Q.2 Give the difference between Aromatic and aliphatic compound.

Q.3 Give the synthesis, properties and industrial application of following compounds.

1. Benzene 5. Phenol 9. Styrene

2. Toluene 6. Benzaldehyde 10. Naphthalene

3. Nitro benzene 7. Benzoic acid

4. Aniline 8. Salicylic acid

Q.3 Complete the following conversion.

1. Benzene to Acetophenone


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2. Benzene to Toluene

3. Benzene to aniline

4. Benzene to Benzoic acid

5. Benzene to Benzaldehyde

6. Benzene to Salicylic acid

7. Phenol to benzene

8. n-hexane to benzene

9. Nitro benzene to Aniline

10. Aniline to phenol

11. Salicylic acid to benzoic acid

12. Benzene to resorcinol

13. Toluene to TNT

14. Aniline to tri nitro phenol.

15. Phenol to methyl salicylate.

16. Nitrobenzene to Benzene.

Q.4 Give short note on following.

1. Friedel crafts alkylation 5. Kolbe Reaction

2. Friedel crafts acylation 6. Soda lime Test

3. Hofmann Bromamine Reaction 7. Diazotization

4. Grignard Reaction


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Assignment No: 9

Topic: Unit Processes

Q.1 What is unit process?

Q.2 What is nitration? Explain nitration unit process with mechanism and various examples.

Q.3 What is Sulphonation? Explain Sulphonation unit process with mechanism and various examples.

Q.4 What is Halogination? Explain Halogination unit process with mechanism and various examples.

Q.5 What is Diazotization? Explain Diazotization process with its application.

Assignment No: 10

Topic: Carbohydrates, Soaps & Detergent

Q.1 Define: Carbohydrates.

Q.2 Give the classification of Carbohydrates.

Q.3 Define Soap and Detergent.

Q.4 Give the classification of soaps and Detergents with suitable examples.

Q.5 Explain the mechanism of cleansing action.


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Assignment No: 11

Topic: Chemistry of dyes and its classification.

Q.1 Define: Dye.

Q.2 Give the difference between Dyes & Colour.

Q.3 Explain: Chromogen, Chromophore and Auxochrome with suitable examples.

Q.4 Give the classification of dyes based on structure.

Q.5 Give the classification of dyes based on method of application


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ASSIGNMENT

MATHEMATICS-II(3320002/3320003)(GROUP 1/GROUP 2)

CHE-1(COMPLEX NUMBER)

1.Find conjugate of complex number.

(1) ,(2)2+3i, (3)1+0i

2.Find absolute & squaroot of complex number & convert

In-to polar form.

(1)1+√3푖, (2) √3 + 푖, (3) 2+ i ,(4) 0+i

3.If z=x+iy and = 푎 + 푖푦, show that 푥 + 푦 − 2푦 − 1 = 0,when real & imagenary parts same, i.e a=b.

4.If z=a+ib and |3푧| = |푧 − 4|,then prove that 푎 + 푏 + 푎 = 2.

5. Simplify,

1.

2. ( ) ( )( ) ( )

6.Find complex number z = x+iy.

1. If arg휃 = and r = 4

2. If arg휃 = and r = 2

Assingnment : - 2 CO-ORDINATE GEOMETRY

1.POINT : -

1.Find the distance between the following point.

1. (mcos휃 ,−푛 sin 휃) and (−푛 cos휃 ,푚 sin휃)


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2. (1,3) and (0,−4)

2. Three vertices of the parallelogram ABCD are A(−4,1) ,B(2,3) and C(8,9), find fourth vertex D.

3. Prove that the point A(0,−3), B(1,−2) and C(10,7) are collinear.

4. Find the value of x when A(−1,3), B(−1, 푥) and C(4,3) are the vertices of ∆퐴퐵퐶 and B = 90 .

5. Find the locus of a point 푝(푥, 푦) which moves such that its distance from the point 퐴(−2,3) is twice the distance from 퐵(−2,3) .

2.LINE : -

1.Find the equation of line which is passing through the points(-2,1) and (3,4)

2. Find the euation of line which makes an angle of 30 with x-axis and whose x-intercept is -2.

3. Find the equation of line which is parallel to the line 3푥 + 2푦 + 4 = 0 and passing through the point (2,-3)

3.CIRCLE :-

1. Find the equation of the circle whose centre is (2,-3) and radious is 5 unit.

2. Find the centre and radious of the circle 2푥 + 3푦 + 4푥 − 3푦 + 2 = 0.

3. If the radious of a circle is 2푥 + 2푦 − 4푥 − 8푦 + 푘 = 0 is 4, find k.

4. Find the equation of tangent and normal to the circle 푥 + 푦 = 5 at the point (3,4)

5.Find the equation of tangent and normal to the circle 푥 + 푦 − 6푥 + 10푦 + 21 = 0 at the point (1,-2).

Assignment : - 3

FUNCTION & LIMIT


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1. If 푓(푥) = , show that 푓(푥) + 푓 = 0

2. If 푓(푥) = log then prove that 푓 = 2푓(푥)

3. If 푓(푥) = log 푥 ,푔(푥) = 푥 , then show that 푓[푔(2)] = 4 4. Show that 푓(푥) = log 푥 + √1 + 푥 is an oddfuncion. 5. Find the range of te function if푓(푥) = 3푥 + 4,and domain is −5 ≤ 푥 ≤ 8.

*Solve the following limits : -

1.lim → 5. lim →

2.lim → 푥 √7 − 1 6.lim → 1 +

3.lim → 7.lim → √푥 √푥 + 1 + √푥

4.lim → 8. lim →

9.lim → 10.lim →


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Assignment: - 4

DIFFERENTIATION

1. Derivative using first principle: - 1. 푓(푥) = 푥 2. 푓(푥) = sin 푥 3. 푓(푥) = cos푥 4. 푓(푥) = log 푥 5. 푓(푥) = √푥 6. Find the derivative of 푦 = 푒 sin 푥 7. If =

, find .

8. 2. Find 풅풚

풅풙 .

1. 푦 = 푒 sin 푥 2. y = sin x ∙ cos x 3. 푦 = log(푥 + √푥 + 푎 ). 4. 푦 = 푥 ∙ cos푥 + 푒 5.Find of 푦 = for x = 1.

3. Differentiation of parametric functions: -

1. If 푥 = ( )

and 푦 =

, then find . 2. 푥 = 푎 tan 휃 & 푦 = 푏 sec 휃 3. 푥 = sec 휃 + tan휃 & 푦 = sec 휃 − tan휃 4. 푥 = 푎(휃 + cos휃) & 푦 = 푎(1 + sin 휃)

4. Differentiation of implicit functions: -

1. Find when 푥 sin푦 + 푦 sin 푥 = 5.

2. If sin 푦 = 푥푠푖푛(푎 + 푦), prove that sin 푎 = 푠푖푛 (푎 + 푦).

3. If 푥 + 푦 = sin(푥푦), find .

4. 푥 = 푒 ,then show that = ( )


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5. Derivative using logarithms: -(Find 풅풚풅풙

) 1. 푦 = (sin 푥) , 2. 푦 = 푥 3. 푦 = sin 푥

6. Application:- 1. If the distance of a moving particle is given by 푠 = 푡 + 4푡 − 3푡 + 2.

Find the velocity and acceleration at 푡 = 3 sec. 2. If the body moves such that = 푡 − 6푡 − 9푡 + 6 , then find velocity when

acceleration is zero. 3. The equation of motion of a particle 푠 = 푡 + 3푡, 푡 > 0, (i) find the

velocities and acceleration at 푡 = 3 (ii) when do velocity and acceleration become equal?

4. Find the maximum and minimum for the function 푓(푥) = 푥 − 3푥 + 11. 5. Find the maximum and minimum value of the function 푓(푥) = 2푥 −

15푥 + 36푥 + 10. 6. The motion of a particle is described by the equation 푠 = 3푡 − 5푡. find

velocity and acceleration at 푡 = 3. 7. Find the maximum and minimum value of the function 푦 = 2푥 − 3푥 −

12푥 + 5.


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Assignment: - 5

INTEGRATION

1. If 푓 (푥) = 3푥 − 6푥 + 푒 and (0) = 1 , find 푓(푥) .

2. Integrate ∫ ( ) 푑푥.

3. Integrate ∫ 푑푥.

4. Evaluate ∫ √

5. Evaluate ∫ √

6. Integrate of the following function. a. 푥푒 b. 푥 cos푥

7. Evaluate ∫ 푑푥

8. Evaluate ∫ √

9. Evaluate ∫ √√ √

푑푥


푑푥


푑푥

12. Find the area under the line 푦 − 푥 − 2 = 0, bounded by 푥 = −1 and 푥 = 4 and 푥-axis.

13. Find the area bounded by the curve 푦 = 2푥 ,푥 = 1 , 푥 = 2 and 푥-axis and 푥-axis.

14. Find the area of ellipse + = 1. 15. Find the area bounded by the curve 푦 = 4푥 ,푥 = 1 , 푥 = 2. 16. Find the area bounded by the region enclosed by 푦 = 푥 and 푦 = 푥 + 2.


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Assignment: - 6

DIFFERENTIAL EQUATIONS

1. Formation of Differential Equations:- 1. Form a differential equation using 푦 = 퐴 cos 푥 + 퐵 sin 푥 2. Find the differential equation for 푦 = 푎푒 + 푏푒 3. The circle is given by (푥 − ℎ) + (푦 − 푘) = 푎 . Form a differential

equation. 2. Seperation of variables:-

1. Slov + 푥 푒 = 0. 2. Slove 푐표푠푒푐 푥 ∙ 1푛 푦 푑푦 + 푥 푦 푑푥 = 0.

3. Slov = when 푥 = 0, 푦 = 1.

3. Homogeneous equations:- 1. Slove = .

2. Slove = .

3. Slove + = 0.

4. Integrating Factor Method:- 1. Slove − 3푦 = 푥 . 2. Slove 푑푥 + 2푥푦푑푦 = 푦 푑푦. 3. Slove + 2푦 tan 푥 = sin 푥.


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Assignment: -7

STATISTICS

1. Mean:- 1. The observations taken by the students in a laboratory using an

electronic device are 22.7,22.3,22.4,21.08,22.0,23.01,22.7,22.4. Find the mean.

2. Mean of discrete observations:- 1. Find the mean observation for the following data:

푥 42 40 35 38 41 43 푓 9 8 3 5 10 7

3. Mean of grouped data:-

1. In a class of 60 students the height of the students in feet are described by the following table. Find the mean height: Height (feet) 4.0-4.5 4.5-5.0 5.0-5.5 5.5-6.0 No. of students 5 15 35 4

4. Step Deviation method:-

1. In a class of students the marks of a subject are given by the following table. Calculate the mean using Step Deviation Method. Marks 20-29 30-39 40-49 50-59 60-69 Students 05 11 18 22 14

5. Median:-

1. Find the median of the observations 6,9,3,4,8,7,10,12,11,13. 6. Median for grouped data :-

1. Find the median of the following grouped data. Class 0-5 5-10 10-15 15-20 20-25 25-30 Frequency 10 15 17 21 18 16

7. Mode:-

1. Find the mode of the following data. Marks Below

10-20

20-30

30-40

40-50

50-60

60-70

70-80

80-90

90-100

Frequency 5 7 12 10 15 19 10 5 2


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8. Standard Deviation:- 1. Find the S.D. of the data; 1,2,4,6,7,8,10,11.

9. S.D. for grouped data:-

1. Find the S.D. for the following table for the marks obtained in a branch of electronics engineering. Marks 0-20 20-40 40-60 60-80 80-100 No.of Students

12 38 42 23 05

Subject:- 3300007(Engineering Drawing) UNIT NO. 1,2,3 & 4 ...

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